Finding the Fourth Proportional to 2,246,597,218.50, 3,370,355,442.21 and 772,545,591.68
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Solution
The fourth proportional to 2,246,597,218.50, 3,370,355,442.21 and 772,545,591.68 is: 1,158,976,436.82
Step by Step Solution
- Step 1: Write the proportion equation
2,246,597,218.50 : 3,370,355,442.21 = 772,545,591.68 : x - Step 2: Convert to fraction form
2,246,597,218.50/3,370,355,442.21 = 772,545,591.68/x - Step 3: Cross multiply
2,246,597,218.50x = 3,370,355,442.21 × 772,545,591.68 - Step 4: Simplify right side
2,246,597,218.50x = 2,603,753,239,274,032,128 - Step 5: Solve for x
x = 2,603,753,239,274,032,128/2,246,597,218.50 - Step 6: Final answer
x = 1,158,976,436.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.